Round|Natural|GIA

1.03ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6392476992

Certificate GIA 6392476992

Diamond specifications and retailer prices

From €6,397 EUR
As of November 4, 2026
Save €2,589 EUR (29%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €13,034 EUR at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6392476992. Listed at 22 retailers as of November 4, 2026, with a 40% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6392476992
Dimensions6.68 × 6.63 × 3.92 mm
L/W Ratio1.01
Top View
6.68 mm6.63 mm1.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6392476992
Side View
Table 60.0%CrownGirdle: ThinPavilionCulet: NoneDepth 58.9%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €7,893 EUR|Low: €5,991 EUR|High: €12,124 EUR|Avg: €8,659 EUR|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5€6,397 EUR
Retailer 7€7,189 EUR
Retailer 1€7,893 EUR
Retailer 8€7,907 EUR
Retailer 6€7,940 EUR
Retailer 3€8,845 EUR
Retailer 2€10,487 EUR
Retailer 4€11,947 EUR

44 data points across 8 retailers

22 retailers€6,397 EUR to €8,986 EUR

B
Cheapest Retailer
-
€6,397 EUR
B
Retailer 2
-
€6,516 EUR
View
B
Retailer 3
-
€6,731 EUR
View
B
Retailer 4
-
€7,063 EUR
View
B
Retailer 5
-
€7,154 EUR
View
Retailer 6
-
€7,189 EUR
View
Price last confirmed 8 days ago
B
Retailer 7
-
€7,189 EUR
View
Final sale: no returns
B
Retailer 8
-
€7,788 EUR
View
B
Retailer 9
-
€7,893 EUR
View
B
Retailer 10
-
€7,907 EUR
View
Retailer 11
-
€7,940 EUR
View
Price last confirmed 14 days ago
B
Retailer 12
-
€8,526 EUR
View
B
Retailer 13
-
€8,526 EUR
View
B
Retailer 14
-
€8,545 EUR
View
B
Retailer 15
-
€8,811 EUR
View
B
Retailer 16
-
€8,845 EUR
View
B
Retailer 17
-
€8,986 EUR
View
Retailer 18
-
€9,465 EUR
View
Price last confirmed 14 days ago
Retailer 19
-
€10,487 EUR
View
Price under review
Retailer 20
-
€11,947 EUR
View
Price under review
Most Expensive
Diamond Quarter
1.03SI1E6392EF6AN · Nov 5
€13,034 EUR
£11,519 GBP
View
Price under review
20 more retailers have this diamond
Prices start from €6,397 EURSave up to €2,589 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.03ct Round
€6,397 EUR